SM4+: GX Battle BoostJPN
Set market cap
119 cards tracked dailyWhat to target in SM4+: GX Battle Boost
The top 10 cards are 74% of the set’s $1,530.00 estimated singles cost — plan these first and the rest follows on a normal budget.
| # | Card | Number | Rarity | Market | PSA 10 |
|---|---|---|---|---|---|
| 1 |  Lusamine | #120 | Super Rare | $700.00 | $2,400.00 |
| 2 |  Lana | #118 | Super Rare | $200.00 | $1,511.55 |
| 3 |  Solgaleo GX | #125 | Ultra Rare | $49.99 | $144.66 |
| 4 |  Alolan Vulpix | #22 | None | $44.13 | $279.11 |
| 5 |  Pheromosa GX | #115 | Super Rare | $25.00 | $61.00 |
| 6 |  Lunala GX | #124 | Ultra Rare | $24.33 | $153.21 |
| 7 |  Xurkitree GX | #122 | Hyper Rare | $23.00 | $112.38 |
| 8 |  Sylveon GX | #73 | Double Rare | $22.85 | $58.50 |
| 9 |  Mimikyu | #43 | None | $22.00 | $212.74 |
| 10 |  Celesteela GX | #123 | Hyper Rare | $20.50 | $139.08 |
How SM4+: GX Battle Boost is built
Rarity breakdown
Price distribution
Most cards are bulk — the set’s value concentrates in a few chase cards.
Singles or sealed?
Sealed product comparison
Which SM4+: GX Battle Boost cards are worth grading?
Positive expected value after ~$25 fees at live PSA prices and this set's real gem rates.
Lusamine #120raw $700.00 → PSA 10 $2,400.00 3.4×EV +$286.71Lana #118raw $200.00 → PSA 10 $1,511.55 7.6×EV +$289.21Solgaleo GX #125raw $49.99 → PSA 10 $144.66 2.9×EV +$27.46Alolan Vulpix #22raw $44.13 → PSA 10 $279.11 6.3×EV +$155.27Lunala GX #124raw $24.33 → PSA 10 $153.21 6.3×EV +$67.22Mimikyu #43raw $22.00 → PSA 10 $212.74 9.7×EV +$135.13Strong PSA 10 premium — the math works only on gem-worthy copies.
Fees eat most of the margin. Grade to preserve a pristine pull, not for profit.
Premiums and EV use tonight’s PSA prices and this set’s real gem rates — not projections.
Protect your SM4+: GX Battle Boost cards
This set has 2 cards worth $100+ — sleeve-and-toploader territory at minimum, and the chase cards deserve double-sleeving.
Every card worth more than bulk goes in a sleeve before anything else touches it.
Amazon →eBay →The archival-safe standard for cards you handle — double-sleeve chase cards with a perfect-fit inner.
Amazon →eBay →Affiliate links — purchases support CardPrice at no extra cost. Full guide: how to build & store a master set.
Sealed products
All cards 125
Most valuable cards in SM4+: GX Battle Boost
- Lillie #119 — $1,550.00
- Lusamine #120 — $700.00
- Lana #118 — $200.00
- Solgaleo GX #125 — $49.99
- Alolan Vulpix #22 — $44.13
- Pheromosa GX #115 — $25.00
- Lunala GX #124 — $24.33
- Xurkitree GX #122 — $23.00
- Sylveon GX #73 — $22.85
- Mimikyu #43 — $22.00
About SM4+: GX Battle Boost (Japanese)
SM4+: GX Battle Boost (Japanese) is a Pokémon TCG expansion in the Japanese series, released on 2017-10-20. The set contains 125 cards — 114 in the base set plus 11 secret rares. The combined market value of a complete set is currently $3,064.83, with Lillie #119 as the most valuable card at $1,550.00. Prices update nightly from live market data.